"Opportunity is missed by most people because it is dressed in overalls and looks like work."

"Faith, as well intentioned as it may be, must be built on facts, not fiction--faith in fiction is a damnable false hope."

"If I find 10,000 ways something won't work, I haven't failed. I am not discouraged, because every wrong attempt discarded is another step forward."

"The doctor of the future will give no medicine, but will educate his patients in the care of the human frame, in diet, and in the cause and prevention of disease."

"Many of life's failures are those who didn't know how close they were to success when they gave up."

"Just because something doesn't do what you planned it to do doesn't mean it's useless."

"The whole secret of existence is to have no fear. Never fear what will become of you, depend on no one. Only the moment you reject all help are you free."

"Virtue has its own reward, but no box office."

"Nationalism is an infantile disease. It is the measles of mankind."

"There are no wise few. Every aristocracy that has ever existed has behaved, in all essential points, exactly like a small mob."

"Success is a lousy teacher. It seduces smart people into thinking they can't lose."

"Happiness lies in the joy of achievement and the thrill of creative effort."